Technical Analysis & Behavior
The Android package identifier 'com.bul.b' is a known indicator of compromise (IoC) for the Bulgok stalkerware spyware family. Also distributed under aliases: ControlPhone. Signed with developer SHA1 certificate 71AD1F579C3DCF32... Stalkerware operators intentionally disguise 'com.bul.b' as a generic Android system service, Wi-Fi updater, or battery manager so victims do not uninstall it from Settings > Apps. If 'com.bul.b' is present on your device without your knowledge, revoke its Accessibility and Device Admin privileges immediately and run a full mobile antivirus scan.